136 lines
3 KiB
C
136 lines
3 KiB
C
#ifndef _LIBACPI_H_
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#define _LIBACPI_H_
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#define LIBACPI_VER "0.90"
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/* Here because we need it for definitions in this file . . . */
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#define MAX_NAME 128
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#define MAXBATT 8
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#define SAMPLES 50
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typedef enum {
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REMAIN,
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TIMER
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} DspMode;
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typedef enum {
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AC,
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BATT,
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PS_ERR,
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} power_state_t;
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typedef enum {
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HIGH,
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MED,
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LOW,
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CRIT,
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HARD_CRIT,
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BS_ERR,
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} batt_state_t;
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typedef enum {
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CHARGE,
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DISCHARGE,
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CH_ERR,
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} charge_state_t;
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typedef enum {
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OK,
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CRITICAL,
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CS_ERR,
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} cap_state_t;
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typedef struct {
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/* general info */
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char name[MAX_NAME];
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/* these two are conveniences */
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char info_file[MAX_NAME];
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char state_file[MAX_NAME];
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int present;
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int design_cap; /* assuming mAh */
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int last_full_cap;
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int design_voltage; /* in mV */
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/* state info */
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cap_state_t capacity_state;
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charge_state_t charge_state;
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int present_rate; /* in mAh */
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int remaining_cap; /* in mAh */
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int present_voltage; /* in mV */
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/* calculated states */
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batt_state_t state;
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int percentage; /* stored here because this is a per battery thing */
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int charge_time; /* time left to charge this battery */
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/* and a flag to indicate that this is valid . . . */
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int valid;
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} battery_t;
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typedef struct {
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char *name;
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char state_file[MAX_NAME];
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power_state_t power;
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} adapter_t;
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typedef struct {
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adapter_t adapter;
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int rtime; /* remaining time */
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int timer; /* how long been on battery? */
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int crit_level; /* anything below this is critical low */
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battery_t *binfo; /* pointer to the battery being monitored */
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} global_t;
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/*
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* Note that there are some serious problems with this: firstly, handling of
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* multiple batteries sucks. I've cleaned it up a reasonable amount so far,
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* but I don't know enough about how multiple batteries are handled in the
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* actual power management code to be able to do it right. I need to plug
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* in the second battery for this LifeBook to see how it goes . . .
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*
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* Moving percentage to the battery is right, but I think we need a global
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* remaining capacity somewhere, too . . .
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*/
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/*
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* To provide a convenient debugging function . . .
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*
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* It's a macro because I'm too lazy to deal with varargs.
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*/
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#define pdebug(fmt, arg...) \
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do { \
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if (verbosity > 2) \
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fprintf(stderr, fmt, ##arg); \
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} while (0)
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#define pinfo(fmt, arg...) \
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do { \
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if (verbosity > 1) \
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fprintf(stderr, fmt, ##arg); \
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} while (0)
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#define perr(fmt, arg...) \
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do { \
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if (verbosity > 0) \
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fprintf(stderr, fmt, ##arg); \
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} while (0)
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#define pfatal(fmt, arg...) \
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fprintf(stderr, fmt, ##arg) \
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/* Since these /are/ needed here . . . */
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battery_t batteries[MAXBATT];
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int batt_count;
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int verbosity;
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/* check if apm/acpi is enabled, etc */
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int power_init(void);
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/* fill global_t with data */
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void acquire_batt_info(int);
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void acquire_all_batt_info(void);
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void acquire_global_info(void);
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void acquire_all_info(void);
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#endif /* _WMACPI_H_ */
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